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(12) Patent: | (11) CA 2210371 |
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(54) English Title: | DISJONCTEUR A HAUTE TENSION A AUTO-SOUFFLAGE D'ARC |
(54) French Title: | SELF-BLOW-ARCING HIGH-VOLTAGE CIRCUIT BREAKER |
Status: | Expired and beyond the Period of Reversal |
(51) International Patent Classification (IPC): |
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(72) Inventors : |
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(73) Owners : |
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(71) Applicants : |
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(74) Agent: | ROBIC AGENCE PI S.E.C./ROBIC IP AGENCY LP |
(74) Associate agent: | |
(45) Issued: | 2000-04-04 |
(22) Filed Date: | 1997-07-22 |
(41) Open to Public Inspection: | 1998-01-23 |
Examination requested: | 1997-07-22 |
Availability of licence: | N/A |
Dedicated to the Public: | N/A |
(25) Language of filing: | French |
Patent Cooperation Treaty (PCT): | No |
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(30) Application Priority Data: | ||||||
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Gas-insulated high-voltage blow-arcing circuit breaker comprising a fixed main terminal (3) and fixed arcing terminal (5-5A) and a mobile assembly comprising a main terminal (3), an arcing terminal (10), a compression space (V2) operating in conjunction with a fixed piston (19) and in relation with a blow space (V1) feeding a blow nozzle (14), the said compression space being fitted with a one-way valve (17) to prevent movement of the gas from the blow space to the compression space, with the following features: the piston has passages for exhausting gas from the compression space when the circuit is opened, the said passages being associated with means (22, 22') for keeping them closed between the beginning of the compression of the compression space (V1) and the closing of the one-way valve (17) and for opening them when the one-way valve (17) closes.
Disjoncteur à haute tension à isolation gazeuse à
soufflage d'arc comprenant un contact principal fixe (3) et
un contact d'arc fixe (5- 5A) et un ensemble mobile
comprenant un contact principal (3), un contact d'arc (10),
un volume de compression (V2) coopérant avec un piston fixe
(19) et en liaison avec un volume de soufflage (V1)
débouchant sur une buse de soufflage (14), ledit volume de
compression étant muni d'un clapet (17) interdisant le
passage du gaz du volume de soufflage vers le volume de
compression, caractérisé en ce que le piston comprend des
ouvertures permettant d'évacuer le gaz du volume de
compression, lors d'une opération de déclenchement, lesdites
ouvertures étant associées à des moyens (22, 22') permettant
de les maintenir fermées entre le début de la compression du
volume de compression (V1) et la fermeture du clapet (17) et
de les ouvrir à la fermeture du clapet (17).
Note: Claims are shown in the official language in which they were submitted.
Note: Descriptions are shown in the official language in which they were submitted.
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Description | Date |
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Time Limit for Reversal Expired | 2006-07-24 |
Inactive: IPC from MCD | 2006-03-12 |
Letter Sent | 2005-07-22 |
Grant by Issuance | 2000-04-04 |
Inactive: Cover page published | 2000-04-03 |
Inactive: Final fee received | 1999-12-29 |
Pre-grant | 1999-12-29 |
Notice of Allowance is Issued | 1999-10-08 |
Notice of Allowance is Issued | 1999-10-08 |
Letter Sent | 1999-10-08 |
Inactive: Approved for allowance (AFA) | 1999-09-20 |
Application Published (Open to Public Inspection) | 1998-01-23 |
Inactive: First IPC assigned | 1997-10-09 |
Inactive: IPC assigned | 1997-10-09 |
Classification Modified | 1997-10-09 |
Inactive: Filing certificate - RFE (French) | 1997-09-24 |
Letter Sent | 1997-09-22 |
Application Received - Regular National | 1997-09-22 |
All Requirements for Examination Determined Compliant | 1997-07-22 |
Request for Examination Requirements Determined Compliant | 1997-07-22 |
There is no abandonment history.
The last payment was received on 1999-06-16
Note : If the full payment has not been received on or before the date indicated, a further fee may be required which may be one of the following
Patent fees are adjusted on the 1st of January every year. The amounts above are the current amounts if received by December 31 of the current year.
Please refer to the CIPO
Patent Fees
web page to see all current fee amounts.
Fee Type | Anniversary Year | Due Date | Paid Date |
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Application fee - standard | 1997-07-22 | ||
Request for examination - standard | 1997-07-22 | ||
Registration of a document | 1997-07-22 | ||
MF (application, 2nd anniv.) - standard | 02 | 1999-07-22 | 1999-06-16 |
Final fee - standard | 1999-12-29 | ||
MF (patent, 3rd anniv.) - standard | 2000-07-24 | 2000-06-14 | |
MF (patent, 4th anniv.) - standard | 2001-07-23 | 2001-06-18 | |
MF (patent, 5th anniv.) - standard | 2002-07-22 | 2002-06-19 | |
MF (patent, 6th anniv.) - standard | 2003-07-22 | 2003-06-25 | |
MF (patent, 7th anniv.) - standard | 2004-07-22 | 2004-07-02 |
Note: Records showing the ownership history in alphabetical order.
Current Owners on Record |
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GEC ALSTHOM T & D SA |
Past Owners on Record |
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EDMOND THURIES |